Steam Boilers, Engines, Nozzles and Turbines With increase in load, convection superheater has Rising characteristic Linear characteristic Flat characteristic Drooping characteristic Rising characteristic Linear characteristic Flat characteristic Drooping characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase flue gas temperature Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Economize on fuel Increase flue gas temperature Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The friction present between the steam and the nozzle surfaces reduces the heat drop by 25 to 40% 15 to 25% 40 to 60% 10 to 15% 25 to 40% 15 to 25% 40 to 60% 10 to 15% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In fire tube boilers Water passes through the tubes which are surrounded by flames and hot gases None of these The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place Water passes through the tubes which are surrounded by flames and hot gases None of these The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler works on a forced circulation of water? Loeffler boiler All of these Benson boiler Lamont boiler Loeffler boiler All of these Benson boiler Lamont boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of a thermal cycle increases by Cooling of steam Reheating of steam Regeneration Both (A) and (B) Cooling of steam Reheating of steam Regeneration Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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